C | Variable Declaration and Scope | Question 2
Predict the output
#include <stdio.h>
int var = 20;
int main()
{
int var = var;
printf ( "%d " , var);
return 0;
}
|
(A) Garbage Value
(B) 20
(C) Compiler Error
Answer: (A)
Explanation: First var is declared, then value is assigned to it. As soon as var is declared as a local variable, it hides the global variable var.
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Last Updated :
28 Jun, 2021
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